1 //===-- llvm/lib/Target/AMDGPU/AMDGPUCallLowering.cpp - Call lowering ---===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 /// 10 /// \file 11 /// This file implements the lowering of LLVM calls to machine code calls for 12 /// GlobalISel. 13 /// 14 //===----------------------------------------------------------------------===// 15 16 #include "AMDGPUCallLowering.h" 17 #include "AMDGPUISelLowering.h" 18 19 #include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h" 20 #include "llvm/CodeGen/MachineInstrBuilder.h" 21 22 using namespace llvm; 23 24 #ifndef LLVM_BUILD_GLOBAL_ISEL 25 #error "This shouldn't be built without GISel" 26 #endif 27 AMDGPUCallLowering(const AMDGPUTargetLowering & TLI)28AMDGPUCallLowering::AMDGPUCallLowering(const AMDGPUTargetLowering &TLI) 29 : CallLowering(&TLI) { 30 } 31 lowerReturn(MachineIRBuilder & MIRBuilder,const Value * Val,unsigned VReg) const32bool AMDGPUCallLowering::lowerReturn(MachineIRBuilder &MIRBuilder, 33 const Value *Val, unsigned VReg) const { 34 return true; 35 } 36 lowerFormalArguments(MachineIRBuilder & MIRBuilder,const Function::ArgumentListType & Args,const SmallVectorImpl<unsigned> & VRegs) const37bool AMDGPUCallLowering::lowerFormalArguments( 38 MachineIRBuilder &MIRBuilder, const Function::ArgumentListType &Args, 39 const SmallVectorImpl<unsigned> &VRegs) const { 40 // TODO: Implement once there are generic loads/stores. 41 return true; 42 } 43